tree: https://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/pci.git pci/xilinx head: 655fc01c187c48c69a9dd172464da3200634ebfe commit: 655fc01c187c48c69a9dd172464da3200634ebfe [2/2] PCI: xilinx-cpm: Add Versal CPM Root Port driver config: alpha-allyesconfig (attached as .config) compiler: alpha-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 655fc01c187c48c69a9dd172464da3200634ebfe # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 524 | void xilinx_cpm_free_interrupts(struct xilinx_cpm_pcie_port *port) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/pci/controller/pcie-xilinx-cpm.c: In function 'xilinx_cpm_pcie_probe': 580 | bridge->ops = &pci_generic_ecam_ops.pci_ops; | ^ vim +/xilinx_cpm_free_interrupts +524 drivers/pci/controller/pcie-xilinx-cpm.c 523 525 { 526 irq_set_chained_handler_and_data(port->intx_irq, NULL, NULL); 527 irq_set_chained_handler_and_data(port->irq, NULL, NULL); 528 } 529 530 /** 531 * xilinx_cpm_pcie_probe - Probe function 532 * @pdev: Platform device pointer 533 * 534 * Return: '0' on success and error value on failure 535 */ 536 static int xilinx_cpm_pcie_probe(struct platform_device *pdev) 537 { 538 struct xilinx_cpm_pcie_port *port; 539 struct device *dev = &pdev->dev; 540 struct pci_host_bridge *bridge; 541 struct resource *bus_range; 542 int err; 543 544 bridge = devm_pci_alloc_host_bridge(dev, sizeof(*port)); 545 if (!bridge) 546 return -ENODEV; 547 548 port = pci_host_bridge_priv(bridge); 549 550 port->dev = dev; 551 552 err = pci_parse_request_of_pci_ranges(dev, &bridge->windows, 553 &bridge->dma_ranges, &bus_range); 554 if (err) { 555 dev_err(dev, "Getting bridge resources failed\n"); 556 return err; 557 } 558 559 err = xilinx_cpm_pcie_init_irq_domain(port); 560 if (err) 561 return err; 562 563 err = xilinx_cpm_pcie_parse_dt(port, bus_range); 564 if (err) { 565 dev_err(dev, "Parsing DT failed\n"); 566 goto err_parse_dt; 567 } 568 569 xilinx_cpm_pcie_init_port(port); 570 571 err = xilinx_cpm_setup_irq(port); 572 if (err) { 573 dev_err(dev, "Failed to set up interrupts\n"); 574 goto err_setup_irq; 575 } 576 577 bridge->dev.parent = dev; 578 bridge->sysdata = port->cfg; 579 bridge->busnr = port->cfg->busr.start; 581 bridge->map_irq = of_irq_parse_and_map_pci; 582 bridge->swizzle_irq = pci_common_swizzle; 583 584 err = pci_host_probe(bridge); 585 if (err < 0) 586 goto err_host_bridge; 587 588 return 0; 589 590 err_host_bridge: 591 xilinx_cpm_free_interrupts(port); 592 err_setup_irq: 593 pci_ecam_free(port->cfg); 594 err_parse_dt: 595 xilinx_cpm_free_irq_domains(port); 596 return err; 597 } 598 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org